Mast Base OrganizerThe Barton Mast Base Organiser is finished in our unique 'Spectro' grey anodising for a long-lasting finish.It accepts up to four double tang blocks mounted on individual stainless steel swivel posts, but with just three deck fixing points.The unit is fitted close to the mast base to accept halyards, reefing lines and topping lift and is designed to work in conjunction with our range of deck organisers, rope clutches and winches, doing away with the need to leave the cockpit when reefing, hoisting or lowering the mainsail.Length:160mmWidth:25mmHeight:28mmWeight:166gSafe Working Load:1,540kgBreak Load:3,080gFixing Hole:6mmSpecification comprises:'Spectro' anodised aluminium baseFour stainless steel swivel posts with nylon base washersFour pairs of nylon packing washers for tang blocksUsed in conjunction with series 1-4 01 090 to 04 090 single blocks